Flashing LED Project

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Home | Map | Projects | Construction | Soldering | Study | Components | 555 | Symbols | FAQ | Links Flashing LED Project LED stands for L ight E mitting D iode A kit for this project is available from RSH Electronics . Download PDF version of this page This project is designed as an introduction to soldering , identifying common components, using the resistor colour code and placing components correctly on stripboard. The LED flashes at about 3Hz (3 flashes per second). This project uses a 555 astable circuit. Parts Required resistors: 470, 1k, 220k capacitor: 1µF 16V radial red LED (or orange, yellow or green if you prefer!) 555 timer IC 8-pin IC holder (a 'DIL socket') for the 555 IC battery clip for 9V PP3 stripboard: 6 rows × 21 holes Instructions Solder the 8-pin IC holder in the correct place on the stripboard. 1. Break the 4 tracks under the IC holder with a track cutter tool. You can allow extra holes if your piece of stripboard is large enough.
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This note was uploaded on 03/31/2012 for the course ECE 101 taught by Professor X during the Spring '12 term at Florida A&M.

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